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Patents for Arthur W. Beaman | |||||
Number | Date | Patentee | Title | Type | |
807,216 | Dec. 12, 1905 | R. Stockbridge | Variable-speed driving mechanism | metal shapers | |
1,716,412 | Jun. 11, 1929 | A.W. Beaman | Garment clasp | ||
1,767,272 | Jun. 24, 1930 | A.W. Beaman | Knife-grinder bearing | cutter grinding |